12981547 is an odd 8-digits composite number following 12981546
and preceding 12981548 . In scientific notation, it is written as 1.2981547 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 12971056 positive integers (up to 12981547) that are relatively prime to 12981547.
12981547 has 4 divisors, whose sum is 12992040
The reverse of 12981547 is 74518921
Previous prime number is 1433
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
twelve million nine hundred eighty-one thousand five hundred forty-seven
Scientific notation
1.2981547 × 10^7
Engineering notation
1.2981547 × 10^6
Prime Factorization
1433 × 9059
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12981547
Product of the distinct prime numbers
The prime factorization of 12981547 is 1433 × 9059.
Since it has a total of 2 prime factors.
3 , 5 , 10 , 92 , 484 , 887 , 3969 , 3652 , 53454 , 70022 , 159795 , 448733 , 2520725 , 416825 , 70984944 , 35212426 , 898989844 , 334591290 , 2055703100 , 4804113687
n×2
25963094
n×3
38944641
n×4
51926188
n×5
64907735
n÷2
6490773.5
n÷3
4327182.3333333
n÷3
3245386.75
n÷5
2596309.4
n2
168520562513209
n3
2.1876576027317E+21
n4
2.8399179989768E+28
n5
3.6866528979864E+35
2 √n
3602.9913960486
3 √n
235.02216178501
4 √n
60.024923124054
5 √n
26.464597306054
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12981546
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12981547 can be divided by 4 positive divisors.
The sum of these divisors (counting 12981547) is 1, the average is 0.25.
Base
System
Value
2
Binary
110001100001010100101011
3
Ternary
220102112100001
4
Quaternary
301201110223
5
Quinary
11310402142
6
Senary
1142123431
8
Octal
61412453
10
Decimal
12981547
12
Duodecimal
4420577
16
Hexadecimal
c6152b
20
Vigesimal
412dh7
36
Base36
7q8mj
md5
924b4f75dbad3441ce4ec4570fd2c9fa
sha1
2551ce7f692b7dbb9dd62ae2024cbacccb132669
sha256
947c7fda1db608bcb4532201c3cd1fcffac8822181bb1aa3079975a40f632766
sha512
1e7736b2bdce1b2e0ece024f0cc1b1d09feb25ea80fd288a0f005b8fc191bee2fa5525f5f30ac78db3d8ea16098e3d415c8da26008dc0ce56da0065ce92cf2f9
ripemd-160
bec408476118246f70d2f6d1d63447a786c688b6
Diameter
25963094
Circumference
81565465.374861
Area
5.2942296117032E+14
Volume
9.1636387377489E+21
Surface area
2.1176918446813E+15
Circumference
81565465.374861
Perimeter
51926188
Area
168520562513209
Diagonal
18358679.827984
Surface area
1011123375079254
Volume
2.1876576027317E+21
Space diagonal
22484698.964843
Perimeter
38944641
Area
72971544098241
Altitude
11242349.482422
Surface area
72971544098241
Volume
2.5781792096764E+20
Height
6119559.9426613